About the Number

129012975

129012974 ← → 129012976

2進数表記:111101100001001010011101111

漢数字表記:一億二千九百一万二千九百七十五

素因数分解:

3 2 × 5 2 × 7 1 × 13 1 × 6301 1

素因数の和:6337
約数の個数: 72
約数和(自身を含む): 284447072
約数和(自身を除く): 155434097

約数列:
[1, 3, 5, 7, 9, 13, 15, 21, 25, 35, 39, 45, 63, 65, 75, 91, 105, 117, 175, 195, 225, 273, 315, 325, 455, 525, 585, 819, 975, 1365, 1575, 2275, 2925, 4095, 6301, 6825, 18903, 20475, 31505, 44107, 56709, 81913, 94515, 132321, 157525, 220535, 245739, 283545, 396963, 409565, 472575, 573391, 661605, 737217, 1102675, 1228695, 1417725, 1720173, 1984815, 2047825, 2866955, 3308025, 3686085, 5160519, 6143475, 8600865, 9924075, 14334775, 18430425, 25802595, 43004325, 129012975]

約数ペア:
[(1, 129012975), (3, 43004325), (5, 25802595), (7, 18430425), (9, 14334775), (13, 9924075), (15, 8600865), (21, 6143475), (25, 5160519), (35, 3686085), (39, 3308025), (45, 2866955), (63, 2047825), (65, 1984815), (75, 1720173), (91, 1417725), (105, 1228695), (117, 1102675), (175, 737217), (195, 661605), (225, 573391), (273, 472575), (315, 409565), (325, 396963), (455, 283545), (525, 245739), (585, 220535), (819, 157525), (975, 132321), (1365, 94515), (1575, 81913), (2275, 56709), (2925, 44107), (4095, 31505), (6301, 20475), (6825, 18903)]

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